APA (7th ed.) Citation

Gyssens, M., Paredaens, J., & Van Gucht, D. (1994). A grammar-based approach towards unifying hierarchical data models. SIAM Journal on Computing, 23, 1093.

Chicago Style (17th ed.) Citation

Gyssens, Marc, Jan Paredaens, and Dirk Van Gucht. "A Grammar-based Approach Towards Unifying Hierarchical Data Models." SIAM Journal on Computing 23 (1994): 1093.

MLA (9th ed.) Citation

Gyssens, Marc, et al. "A Grammar-based Approach Towards Unifying Hierarchical Data Models." SIAM Journal on Computing, vol. 23, 1994, p. 1093.